14066908817 has 16 divisors (see below), whose sum is σ = 15541016400. Its totient is φ = 12649728000.

The previous prime is 14066908787. The next prime is 14066908831. The reversal of 14066908817 is 71880966041.

It is a Cunningham number, because it is equal to 118604²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 3083536 + 14063825281 = 1756^2 + 118591^2 .

It is not a de Polignac number, because 14066908817 - 2¹⁰ = 14066907793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14066908897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354809 + ... + 392457.

It is an arithmetic number, because the mean of its divisors is an integer number (971313525).

Almost surely, 2^14066908817 is an apocalyptic number.

It is an amenable number.

14066908817 is a deficient number, since it is larger than the sum of its proper divisors (1474107583).

14066908817 is a wasteful number, since it uses less digits than its factorization.

14066908817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38404.

The product of its (nonzero) digits is 580608, while the sum is 50.

The spelling of 14066908817 in words is "fourteen billion, sixty-six million, nine hundred eight thousand, eight hundred seventeen".